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    Regression test for https://crbug.com/856759.
    This test passes if it doesn't crash.
  */

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    testRunner.dumpAsText();
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  }

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      setTimeout(function() {
        location.href = "/resources/notify-done.html";
      }, 0);
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</script>

<body>
  <form action="/resources/notify-done.html"></form>

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  <iframe src="/resources/slow-script.pl?delay=999"></iframe>
</body>
